Adding a test to expose the bug described in #598.  When I run test_conn.py in python2.4 the test fails in OSX, when I run the test in python2.5 in osx the test passes.
Adding a test to expose the bug described in #598.  When I run test_conn.py in python2.4 the test fails in OSX, when I run the test in python2.5 in osx the test passes.

--HG--
extra : convert_revision : svn%3Ae1d34091-3ce9-0310-8e96-997e60db3bd5/trunk%401884

cherrypy/magicbus